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Biology Basics Unit Test Review 2022 Flashcards | StudBud
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Biology Basics Unit Test Review 2022
Biology Basics Unit Test Review 2022
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1
All of the following are macromolecules are with their correct monomer EXCEPT
nucleic acids-nucleotides
lipids-fatty acid and glycerol
proteins-amino acids
carbohydrates-polysaccharides
2
For this image, what would be a Quantitative observation?
There are 4 bananas.
The peel looks smooth.
The bananas have little black seeds.
The fruit is yellow.
3
When designing an experiment, scientists will test a relationship b/w a cause and effect. The effect is known as the
control group
constant
dependent variable
independent variable
4
In a hypothesis the ___ variable is what is being tested, while the ____ variable is the one being measured in response.
independent; dependent
dependent; independent
control; dependent
independent; control
5
When writing a conclusion, what should you always refer back to?
the materials list
procedure
your textbook
hypothesis
6
All of the following are true about proteins EXCEPT
Their energy storage is the same as carbohydrates
They are the least diverse macromolecule
Polypeptide chains are linked via a peptide bond
Their folded shape determines their function
7
True/False: glycogen, starch, and cellulose are examples of polysaccharides
True
False
8
If available, the body will always digest which macromolecule for energy first?
nucleic acids
proteins
carbohydrates
lipids
9
Can you be precise but not accurate?
NO
YES
Maybe
all of the above
10
Water is the universal ____________, because it can dissolve more solutes than any other liquid.
solution
solvent
solute
11
Both animal fats and plant oils are made up of glycerol and
amino acids
fatty acids
saturated fats
polar molecules
12
What is the most diverse macromolecule?
carbohydrates
nucleic acids
lipids
proteins
13
For this image, what would be a qualitative observation?
The carrots' average length is 15 cm.
The carrot "fronds" are green
There are 12 carrots.
14
Water properties include:
Has high specific heat
All of these are correct
can bond to other water molecules (cohesion)
Can do adhesion
15
Which of the following terms represents the smallest part of an element that still has the properties of that element?
atom
molecule
matter
cell
16
How many calories per gram do you get when you eat protein or carbohydrates?
4
3
0
9
17
True/False: When making Kool-aid, the powder is the solvent and water is the solute.
True
False
18
A person notices that the sidewalk is now wet. If the person assumes it rained during the movie, the person is making
a prediction
an inference
a hypothesis
an observation
19
This picture shows:
Water is less dense as a solid
Water is a top notch solvent
Water can do cohesion and adhesion
water is more dense as a solid
20
Which variable is considered the "cause" in an experiment?
dependent variable
independent variable
constant
control group
21
In performing any laboratory experiment, what is the first step performed out of the following choices?
collect data from the experiment
form hypothesis
analyze data
publish results
22
Animals store most of their excess energy reserves as __________ because
carbohydrates; they store twice as much energy per gram of glucose.
protein; it is a compact source of energy in their bodies.
glucose; it is easy to break down.
fat; they store twice as much energy per gram.
23
What is the function of nucleic acids?
store and transmit genetic information
build bones and muscles
store short term energy
transport materials in & out of cells
24
What monomer makes up proteins?
nucleotides
amino acids
fatty acids
glucose
25
This picture shows what property of water?
cohesion
high specific heat
It's a great solvent
water is less dense as a solid
26
The four main types of macromolecules found in organisms are carbohydrates, lipids, nucleic acids, and
starches
proteins
fatty acids
monosaccharides
27
Which category of carbon-based molecules includes sugars and starches?
carbohydrates
unsaturated fatty acid
proteins
phospholipids
28
True or False: Water is a great solvent and is a polar molecule.
False
True
29
The class of macromolecule that would most likely be involved in contracting muscles would be
proteins
lipids
carbohydrates
enzymes
30
This image shows what property of water (it's a spider web)
high specific heat
It's less dense as a solid
adhesion
it's a good solvent
31
What monomer makes up carbohydrates?
amino acids
nucleotides
fatty acids
monosaccharides
32
when writing a conclusion to an experiment, you should refer back to ____?
procedure
hypothesis
your book
materials
33
What monomer makes up lipids?
nucleotides
monosaccharides
fatty acids
amino acids
34
What monomer makes up nucleic acid?
fatty acids
amino acids
nucleotides
monosaccharides